The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-357-7830, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-357-7830 |
| Primary Part Number | 53X-02-223 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Corner Shape | SQUARE SECOND OUTSIDE CORNER |
| Corner Shape | SQUARE FIRST OUTSIDE CORNER |
| Corner Shape | SQUARE THIRD OUTSIDE CORNER |
| Corner Shape | SQUARE FIRST INSIDE CORNER |
| Corner Shape | SQUARE SECOND INSIDE CORNER |
| Corner Shape | CHAMFERED FOURTH OUTSIDE CORNER |
| Flange Thickness | 0.1250 INCHES NOMINAL IN |
| Overall Thickness | 0.5000 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Material Document and Classification | DELRIN 100AF,CAGEC 32386 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 2.1300 INCHES MINIMUM AND 2.1400 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SHOULDERED |
| Outside Diameter | 3.7300 INCHES MINIMUM AND 3.7400 INCHES MAXIMUM IN |
| Shank Outside Diameter | 2.3850 INCHES MINIMUM AND 2.3880 INCHES MAXIMUM IN |
| Material | PLASTIC ACETAL OVERALL |
| Center Hole Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 53X-02-223 PRIMARY | Naval Sea Systems Command (USA) |
| 53A-02-223 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53A-02-223 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 3120-01-357-7830 is a Bearing,washer,thrust, manufactured by Naval Sea Systems Command, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-357-7830 has 2 manufacturer part numbers on file: 53X-02-223 (Naval Sea Systems Command), 53A-02-223 (Naval Sea Systems Command).
Key specifications for 53X-02-223: Corner Shape: SQUARE SECOND OUTSIDE CORNER; Corner Shape: SQUARE FIRST OUTSIDE CORNER; Corner Shape: SQUARE THIRD OUTSIDE CORNER; Corner Shape: SQUARE FIRST INSIDE CORNER. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.